About your Search

20110701
20110731
Search Results 0 to 12 of about 13 (some duplicates have been removed)
had an attendant that would take a passenger's request and then operate the car. the big change was the emergence of a electric elevators. starting in 1880, the electric elevator allowed building dollars to go much higher. we evolved from steam hydraulic elevators to the electric elevators that are not that much different from what we are going to see now at the top of the tower. this is the steam room on the top of the state st. francis. -- on top of the state francis. the equipment you see painted green, that is all the original equipment from 1972. we are just now in the middle of modernizing this equipment. >> why modernize? doesn't the equipment works fine? >> it does, it is of analog and intensive, and there are some additional controls. let me introduce the foreman to you. this is vince. he can do a better job explaining the project details. >> what is happening here, what are you doing? >> we are doing a major modernization. we are tearing out the old system, logic controls, and generator controls, and we will be going over to solid state. this is not your standard selec
Search Results 0 to 12 of about 13 (some duplicates have been removed)